Question

Anemochorous seed bearing hair at two ends is

• A. Alstonia
• B. Calotropis
• C. Bombax
• D. Cotton

Answer 1

The correct option is A Alstonia

Alstonia scholaris is a medium to large tree, to about 40 m high with a hair at two ends. Fruit a pendulous, two-lobed, dehiscent follicle, brown or green, dry or woody, brown seeds, 4-5 x 0.9-1.2 mm, with a tuft of hairs 7-13 mm long at each end. Wings and hairs occur in wind-dispersed species, arils in animal-dispersed.

So the correct answer is 'Alstonia'.